body{
	margin: 0px;
	padding: 0px;
	margin: 0 auto;
}
.box{
	min-width:1180px;
}
.daohang{
	position: relative;
	width: 1180px;
	height: 25px; 
	margin: 5px auto;
	background: silver;
}
.div{
	height: 25px;
	color: #fff;
	line-height: 25px;
	text-height:content;
	font-size: 14px;
}
.div1{
	width: 500px;
	float: left;
	background:green;

}
.div2{
	width: 200px;
	float:left;
	margin-left:50px; 
	background: blue;
}
.div3{
	width: 200px;
	float: right;
	margin-right: 2px;
	background: black
}
.button{
	width: 50px;
	height: 23px;
	font-size: 14px;
}	


